Battle of the Pusan Perimeter
August 4 – September 18, 1950 · Daegu and the Naktong River line
Result United Nations victory
UN and South Korean forces held a 140-mile perimeter around the port of Pusan against repeated North Korean attacks until the Inchon landing turned the war.
South Korea and UN forces
North Korea and allies
Other
Units
British Army
Eighth United States Army
24th Infantry Division (United States)
Republic of Korea Army
I Corps (South Korea)
3rd Infantry Division (South Korea)
Capital Mechanized Infantry Division
17th Infantry Brigade (South Korea)
I Corps (United States)
X Corps (United States)
1st Infantry Division (South Korea)
25th Infantry Division (United States)
7th Infantry Division (United States)
8th Maneuver Division
US 2nd Division
5th Marine Regiment
1st Tank Battalion
2nd Battalion, 5th Marines
Royal Australian Navy
Royal Canadian Navy
Royal Navy
Royal Netherlands Navy
Royal New Zealand Navy
US Seventh Fleet off Vietnam
Fifth Air Force
Royal Australian Air Force
Battles 6
- First Battle of Naktong Bulge August 5–19, 1950 · United Nations victory
- Battle of the Bowling Alley August 12–25, 1950 · United Nations victory
- Battle of Battle Mountain August 15 – September 19, 1950 · United Nations victory
- Battle of Nam River August 31 – September 19, 1950 · United Nations victory
- Battle of Haman August 31 – September 19, 1950 · United Nations victory
-
Great Naktong Offensive September 1–15, 1950
- Battle of Nam River August 31 – September 19, 1950 · United Nations victory
- Battle of Haman August 31 – September 19, 1950 · United Nations victory









